forked from Azure/AgentBaker
/
types.go
1743 lines (1583 loc) · 77.4 KB
/
types.go
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
package datamodel
import (
"bytes"
"encoding/json"
"fmt"
"hash/fnv"
"math/rand"
neturl "net/url"
"sort"
"strings"
"sync"
"github.com/Azure/agentbaker/pkg/aks-engine/helpers"
"github.com/Azure/go-autorest/autorest/to"
)
// TypeMeta describes an individual API model object
type TypeMeta struct {
// APIVersion is on every object
APIVersion string `json:"apiVersion"`
}
// CustomSearchDomain represents the Search Domain when the custom vnet has a windows server DNS as a nameserver.
type CustomSearchDomain struct {
Name string `json:"name,omitempty"`
RealmUser string `json:"realmUser,omitempty"`
RealmPassword string `json:"realmPassword,omitempty"`
}
// PublicKey represents an SSH key for LinuxProfile
type PublicKey struct {
KeyData string `json:"keyData"`
}
// KeyVaultCertificate specifies a certificate to install
// On Linux, the certificate file is placed under the /var/lib/waagent directory
// with the file name <UppercaseThumbprint>.crt for the X509 certificate file
// and <UppercaseThumbprint>.prv for the private key. Both of these files are .pem formatted.
// On windows the certificate will be saved in the specified store.
type KeyVaultCertificate struct {
CertificateURL string `json:"certificateUrl,omitempty"`
CertificateStore string `json:"certificateStore,omitempty"`
}
// KeyVaultID specifies a key vault
type KeyVaultID struct {
ID string `json:"id,omitempty"`
}
// KeyVaultRef represents a reference to KeyVault instance on Azure
type KeyVaultRef struct {
KeyVault KeyVaultID `json:"keyVault"`
SecretName string `json:"secretName"`
SecretVersion string `json:"secretVersion,omitempty"`
}
// KeyVaultSecrets specifies certificates to install on the pool
// of machines from a given key vault
// the key vault specified must have been granted read permissions to CRP
type KeyVaultSecrets struct {
SourceVault *KeyVaultID `json:"sourceVault,omitempty"`
VaultCertificates []KeyVaultCertificate `json:"vaultCertificates,omitempty"`
}
// ImageReference represents a reference to an Image resource in Azure.
type ImageReference struct {
Name string `json:"name,omitempty"`
ResourceGroup string `json:"resourceGroup,omitempty"`
SubscriptionID string `json:"subscriptionId,omitempty"`
Gallery string `json:"gallery,omitempty"`
Version string `json:"version,omitempty"`
}
// VMDiagnostics contains settings to on/off boot diagnostics collection
// in RD Host
type VMDiagnostics struct {
Enabled bool `json:"enabled"`
// Specifies storage account Uri where Boot Diagnostics (CRP &
// VMSS BootDiagostics) and VM Diagnostics logs (using Linux
// Diagnostics Extension) will be stored. Uri will be of standard
// blob domain. i.e. https://storageaccount.blob.core.windows.net/
// This field is readonly as ACS RP will create a storage account
// for the customer.
StorageURL *neturl.URL `json:"storageUrl"`
}
// OSType represents OS types of agents
type OSType string
// the OSTypes supported by vlabs
const (
Windows OSType = "Windows"
Linux OSType = "Linux"
)
// KubeletDiskType describes options for placement of the primary kubelet partition,
// docker images, emptyDir volumes, and pod logs.
type KubeletDiskType string
const (
// OSDisk indicates data wil be shared with the OS.
OSDisk KubeletDiskType = "OS"
// TempDisk indicates date will be isolated on the temporary disk.
TempDisk KubeletDiskType = "Temporary"
)
// WorkloadRuntime describes choices for the type of workload: container or wasm-wasi, currently.
type WorkloadRuntime string
const (
// OCIContainer indicates that kubelet will be used for a container workload.
OCIContainer WorkloadRuntime = "OCIContainer"
// WasmWasi indicates Krustlet will be used for a WebAssembly workload.
WasmWasi WorkloadRuntime = "WasmWasi"
)
// Distro represents Linux distro to use for Linux VMs
type Distro string
// Distro string consts
const (
Ubuntu Distro = "ubuntu"
Ubuntu1804 Distro = "ubuntu-18.04"
Ubuntu1804Gen2 Distro = "ubuntu-18.04-gen2"
AKSUbuntu1804Gen2 Distro = "ubuntu-18.04-gen2" // same distro as Ubuntu1804Gen2, renamed for clarity
AKSUbuntu1604 Distro = "aks-ubuntu-16.04"
AKSUbuntu1804 Distro = "aks-ubuntu-18.04"
AKSUbuntuGPU1804 Distro = "aks-ubuntu-gpu-18.04"
AKSUbuntuGPU1804Gen2 Distro = "aks-ubuntu-gpu-18.04-gen2"
AKSUbuntuContainerd1804 Distro = "aks-ubuntu-containerd-18.04"
AKSUbuntuContainerd1804Gen2 Distro = "aks-ubuntu-containerd-18.04-gen2"
AKSUbuntuGPUContainerd1804 Distro = "aks-ubuntu-gpu-containerd-18.04"
AKSUbuntuGPUContainerd1804Gen2 Distro = "aks-ubuntu-gpu-containerd-18.04-gen2"
AKSCBLMarinerV1 Distro = "aks-cblmariner-v1"
AKSUbuntuFipsContainerd1804 Distro = "aks-ubuntu-fips-containerd-18.04"
AKSUbuntuFipsContainerd1804Gen2 Distro = "aks-ubuntu-fips-containerd-18.04-gen2"
AKSUbuntuFipsGPUContainerd1804 Distro = "aks-ubuntu-fips-gpu-containerd-18.04"
AKSUbuntuFipsGPUContainerd1804Gen2 Distro = "aks-ubuntu-fips-gpu-containerd-18.04-gen2"
RHEL Distro = "rhel"
CoreOS Distro = "coreos"
AKS1604Deprecated Distro = "aks" // deprecated AKS 16.04 distro. Equivalent to aks-ubuntu-16.04.
AKS1804Deprecated Distro = "aks-1804" // deprecated AKS 18.04 distro. Equivalent to aks-ubuntu-18.04.
// Windows string const
// AKSWindows2019 stands for distro of windows server 2019 SIG image with docker
AKSWindows2019 Distro = "aks-windows-2019"
// AKSWindows2019Containerd stands for distro for windows server 2019 SIG image with containerd
AKSWindows2019Containerd Distro = "aks-windows-2019-containerd"
// AKSWindows2019PIR stands for distro of windows server 2019 PIR image with docker
AKSWindows2019PIR Distro = "aks-windows-2019-pir"
CustomizedWindowsOSImage Distro = "CustomizedWindowsOSImage"
// USNatCloud is a const string reference identifier for USNat
USNatCloud = "USNatCloud"
// USSecCloud is a const string reference identifier for USSec
USSecCloud = "USSecCloud"
)
var AKSDistrosAvailableOnVHD []Distro = []Distro{
AKSUbuntu1604,
AKSUbuntu1804,
AKSUbuntu1804Gen2,
AKSUbuntuGPU1804,
AKSUbuntuGPU1804Gen2,
AKSUbuntuContainerd1804,
AKSUbuntuContainerd1804Gen2,
AKSUbuntuGPUContainerd1804,
AKSUbuntuGPUContainerd1804Gen2,
AKSCBLMarinerV1,
AKSUbuntuFipsContainerd1804,
AKSUbuntuFipsContainerd1804Gen2,
AKSUbuntuFipsGPUContainerd1804,
AKSUbuntuFipsGPUContainerd1804Gen2,
}
func (d Distro) IsVHDDistro() bool {
for _, distro := range AKSDistrosAvailableOnVHD {
if d == distro {
return true
}
}
return false
}
// KeyvaultSecretRef specifies path to the Azure keyvault along with secret name and (optionaly) version
// for Service Principal's secret
type KeyvaultSecretRef struct {
VaultID string `json:"vaultID"`
SecretName string `json:"secretName"`
SecretVersion string `json:"version,omitempty"`
}
// AuthenticatorType represents the authenticator type the cluster was
// set up with.
type AuthenticatorType string
const (
// OIDC represent cluster setup in OIDC auth mode
OIDC AuthenticatorType = "oidc"
// Webhook represent cluster setup in wehhook auth mode
Webhook AuthenticatorType = "webhook"
)
// UserAssignedIdentity contains information that uniquely identifies an identity
type UserAssignedIdentity struct {
ResourceID string `json:"resourceId,omitempty"`
ClientID string `json:"clientId,omitempty"`
ObjectID string `json:"objectId,omitempty"`
}
// ResourceIdentifiers represents resource ids
type ResourceIdentifiers struct {
Graph string `json:"graph,omitempty"`
KeyVault string `json:"keyVault,omitempty"`
Datalake string `json:"datalake,omitempty"`
Batch string `json:"batch,omitempty"`
OperationalInsights string `json:"operationalInsights,omitempty"`
Storage string `json:"storage,omitempty"`
}
// CustomCloudEnv represents the custom cloud env info of the AKS cluster.
type CustomCloudEnv struct {
Name string `json:"Name,omitempty"`
McrURL string `json:"mcrURL,omitempty"`
RepoDepotEndpoint string `json:"repoDepotEndpoint,omitempty"`
ManagementPortalURL string `json:"managementPortalURL,omitempty"`
PublishSettingsURL string `json:"publishSettingsURL,omitempty"`
ServiceManagementEndpoint string `json:"serviceManagementEndpoint,omitempty"`
ResourceManagerEndpoint string `json:"resourceManagerEndpoint,omitempty"`
ActiveDirectoryEndpoint string `json:"activeDirectoryEndpoint,omitempty"`
GalleryEndpoint string `json:"galleryEndpoint,omitempty"`
KeyVaultEndpoint string `json:"keyVaultEndpoint,omitempty"`
GraphEndpoint string `json:"graphEndpoint,omitempty"`
ServiceBusEndpoint string `json:"serviceBusEndpoint,omitempty"`
BatchManagementEndpoint string `json:"batchManagementEndpoint,omitempty"`
StorageEndpointSuffix string `json:"storageEndpointSuffix,omitempty"`
SQLDatabaseDNSSuffix string `json:"sqlDatabaseDNSSuffix,omitempty"`
TrafficManagerDNSSuffix string `json:"trafficManagerDNSSuffix,omitempty"`
KeyVaultDNSSuffix string `json:"keyVaultDNSSuffix,omitempty"`
ServiceBusEndpointSuffix string `json:"serviceBusEndpointSuffix,omitempty"`
ServiceManagementVMDNSSuffix string `json:"serviceManagementVMDNSSuffix,omitempty"`
ResourceManagerVMDNSSuffix string `json:"resourceManagerVMDNSSuffix,omitempty"`
ContainerRegistryDNSSuffix string `json:"containerRegistryDNSSuffix,omitempty"`
CosmosDBDNSSuffix string `json:"cosmosDBDNSSuffix,omitempty"`
TokenAudience string `json:"tokenAudience,omitempty"`
ResourceIdentifiers ResourceIdentifiers `json:"resourceIdentifiers,omitempty"`
}
// TelemetryProfile contains settings for collecting telemtry.
// Note telemtry is currently enabled/disabled with the 'EnableTelemetry' feature flag.
type TelemetryProfile struct {
ApplicationInsightsKey string `json:"applicationInsightsKey,omitempty"`
}
// FeatureFlags defines feature-flag restricted functionality
type FeatureFlags struct {
EnableCSERunInBackground bool `json:"enableCSERunInBackground,omitempty"`
BlockOutboundInternet bool `json:"blockOutboundInternet,omitempty"`
EnableIPv6DualStack bool `json:"enableIPv6DualStack,omitempty"`
EnableTelemetry bool `json:"enableTelemetry,omitempty"`
EnableIPv6Only bool `json:"enableIPv6Only,omitempty"`
EnableWinDSR bool `json:"enableWinDSR,omitempty"`
}
// AddonProfile represents an addon for managed cluster
type AddonProfile struct {
Enabled bool `json:"enabled"`
Config map[string]string `json:"config"`
// Identity contains information of the identity associated with this addon.
// This property will only appear in an MSI-enabled cluster.
Identity *UserAssignedIdentity `json:"identity,omitempty"`
}
// HostedMasterProfile defines properties for a hosted master
type HostedMasterProfile struct {
// Master public endpoint/FQDN with port
// The format will be FQDN:2376
// Not used during PUT, returned as part of GETFQDN
FQDN string `json:"fqdn,omitempty"`
DNSPrefix string `json:"dnsPrefix"`
// Subnet holds the CIDR which defines the Azure Subnet in which
// Agents will be provisioned. This is stored on the HostedMasterProfile
// and will become `masterSubnet` in the compiled template.
Subnet string `json:"subnet"`
// ApiServerWhiteListRange is a comma delimited CIDR which is whitelisted to AKS
APIServerWhiteListRange *string `json:"apiServerWhiteListRange"`
IPMasqAgent bool `json:"ipMasqAgent"`
}
// CustomProfile specifies custom properties that are used for
// cluster instantiation. Should not be used by most users.
type CustomProfile struct {
Orchestrator string `json:"orchestrator,omitempty"`
}
// AADProfile specifies attributes for AAD integration
type AADProfile struct {
// The client AAD application ID.
ClientAppID string `json:"clientAppID,omitempty"`
// The server AAD application ID.
ServerAppID string `json:"serverAppID,omitempty"`
// The server AAD application secret
ServerAppSecret string `json:"serverAppSecret,omitempty" conform:"redact"`
// The AAD tenant ID to use for authentication.
// If not specified, will use the tenant of the deployment subscription.
// Optional
TenantID string `json:"tenantID,omitempty"`
// The Azure Active Directory Group Object ID that will be assigned the
// cluster-admin RBAC role.
// Optional
AdminGroupID string `json:"adminGroupID,omitempty"`
// The authenticator to use, either "oidc" or "webhook".
Authenticator AuthenticatorType `json:"authenticator"`
}
// CertificateProfile represents the definition of the master cluster
type CertificateProfile struct {
// CaCertificate is the certificate authority certificate.
CaCertificate string `json:"caCertificate,omitempty" conform:"redact"`
// ApiServerCertificate is the rest api server certificate, and signed by the CA
APIServerCertificate string `json:"apiServerCertificate,omitempty" conform:"redact"`
// ClientCertificate is the certificate used by the client kubelet services and signed by the CA
ClientCertificate string `json:"clientCertificate,omitempty" conform:"redact"`
// ClientPrivateKey is the private key used by the client kubelet services and signed by the CA
ClientPrivateKey string `json:"clientPrivateKey,omitempty" conform:"redact"`
// KubeConfigCertificate is the client certificate used for kubectl cli and signed by the CA
KubeConfigCertificate string `json:"kubeConfigCertificate,omitempty" conform:"redact"`
// KubeConfigPrivateKey is the client private key used for kubectl cli and signed by the CA
KubeConfigPrivateKey string `json:"kubeConfigPrivateKey,omitempty" conform:"redact"`
}
// ServicePrincipalProfile contains the client and secret used by the cluster for Azure Resource CRUD
type ServicePrincipalProfile struct {
ClientID string `json:"clientId"`
Secret string `json:"secret,omitempty" conform:"redact"`
ObjectID string `json:"objectId,omitempty"`
KeyvaultSecretRef *KeyvaultSecretRef `json:"keyvaultSecretRef,omitempty"`
}
// DiagnosticsProfile setting to enable/disable capturing
// diagnostics for VMs hosting container cluster.
type DiagnosticsProfile struct {
VMDiagnostics *VMDiagnostics `json:"vmDiagnostics"`
}
// ExtensionProfile represents an extension definition
type ExtensionProfile struct {
Name string `json:"name"`
Version string `json:"version"`
ExtensionParameters string `json:"extensionParameters,omitempty"`
ExtensionParametersKeyVaultRef *KeyvaultSecretRef `json:"parametersKeyvaultSecretRef,omitempty"`
RootURL string `json:"rootURL,omitempty"`
// This is only needed for preprovision extensions and it needs to be a bash script
Script string `json:"script,omitempty"`
URLQuery string `json:"urlQuery,omitempty"`
}
// ResourcePurchasePlan defines resource plan as required by ARM
// for billing purposes.
type ResourcePurchasePlan struct {
Name string `json:"name"`
Product string `json:"product"`
PromotionCode string `json:"promotionCode"`
Publisher string `json:"publisher"`
}
// WindowsProfile represents the windows parameters passed to the cluster
type WindowsProfile struct {
AdminUsername string `json:"adminUsername"`
AdminPassword string `json:"adminPassword" conform:"redact"`
CSIProxyURL string `json:"csiProxyURL,omitempty"`
EnableCSIProxy *bool `json:"enableCSIProxy,omitempty"`
ImageRef *ImageReference `json:"imageReference,omitempty"`
ImageVersion string `json:"imageVersion"`
ProvisioningScriptsPackageURL string `json:"provisioningScriptsPackageURL,omitempty"`
WindowsImageSourceURL string `json:"windowsImageSourceURL"`
WindowsPublisher string `json:"windowsPublisher"`
WindowsOffer string `json:"windowsOffer"`
WindowsSku string `json:"windowsSku"`
WindowsDockerVersion string `json:"windowsDockerVersion"`
Secrets []KeyVaultSecrets `json:"secrets,omitempty"`
SSHEnabled *bool `json:"sshEnabled,omitempty"`
EnableAutomaticUpdates *bool `json:"enableAutomaticUpdates,omitempty"`
IsCredentialAutoGenerated *bool `json:"isCredentialAutoGenerated,omitempty"`
EnableAHUB *bool `json:"enableAHUB,omitempty"`
WindowsPauseImageURL string `json:"windowsPauseImageURL"`
AlwaysPullWindowsPauseImage *bool `json:"alwaysPullWindowsPauseImage,omitempty"`
ContainerdWindowsRuntimes *ContainerdWindowsRuntimes `json:"containerdWindowsRuntimes,omitempty"`
WindowsCalicoPackageURL string `json:"windowsCalicoPackageURL,omitempty"`
WindowsSecureTlsEnabled *bool `json:"windowsSecureTlsEnabled,omitempty"`
WindowsGmsaPackageUrl string `json:"windowsGmsaPackageUrl,omitempty"`
}
// ContainerdWindowsRuntimes configures containerd runtimes that are available on the windows nodes
type ContainerdWindowsRuntimes struct {
DefaultSandboxIsolation string `json:"defaultSandboxIsolation,omitempty"`
RuntimeHandlers []RuntimeHandlers `json:"runtimesHandlers,omitempty"`
}
// RuntimeHandlers configures the runtime settings in containerd
type RuntimeHandlers struct {
BuildNumber string `json:"buildNumber,omitempty"`
}
// LinuxProfile represents the linux parameters passed to the cluster
type LinuxProfile struct {
AdminUsername string `json:"adminUsername"`
SSH struct {
PublicKeys []PublicKey `json:"publicKeys"`
} `json:"ssh"`
Secrets []KeyVaultSecrets `json:"secrets,omitempty"`
Distro Distro `json:"distro,omitempty"`
CustomSearchDomain *CustomSearchDomain `json:"customSearchDomain,omitempty"`
}
// Extension represents an extension definition in the master or agentPoolProfile
type Extension struct {
Name string `json:"name"`
SingleOrAll string `json:"singleOrAll"`
Template string `json:"template"`
}
// PrivateJumpboxProfile represents a jumpbox definition
type PrivateJumpboxProfile struct {
Name string `json:"name" validate:"required"`
VMSize string `json:"vmSize" validate:"required"`
OSDiskSizeGB int `json:"osDiskSizeGB,omitempty" validate:"min=0,max=2048"`
Username string `json:"username,omitempty"`
PublicKey string `json:"publicKey" validate:"required"`
StorageProfile string `json:"storageProfile,omitempty"`
}
// PrivateCluster defines the configuration for a private cluster
type PrivateCluster struct {
Enabled *bool `json:"enabled,omitempty"`
EnableHostsConfigAgent *bool `json:"enableHostsConfigAgent,omitempty"`
JumpboxProfile *PrivateJumpboxProfile `json:"jumpboxProfile,omitempty"`
}
// KubernetesContainerSpec defines configuration for a container spec
type KubernetesContainerSpec struct {
Name string `json:"name,omitempty"`
Image string `json:"image,omitempty"`
CPURequests string `json:"cpuRequests,omitempty"`
MemoryRequests string `json:"memoryRequests,omitempty"`
CPULimits string `json:"cpuLimits,omitempty"`
MemoryLimits string `json:"memoryLimits,omitempty"`
}
// AddonNodePoolsConfig defines configuration for pool-specific cluster-autoscaler configuration
type AddonNodePoolsConfig struct {
Name string `json:"name,omitempty"`
Config map[string]string `json:"config,omitempty"`
}
// KubernetesAddon defines a list of addons w/ configuration to include with the cluster deployment
type KubernetesAddon struct {
Name string `json:"name,omitempty"`
Enabled *bool `json:"enabled,omitempty"`
Mode string `json:"mode,omitempty"`
Containers []KubernetesContainerSpec `json:"containers,omitempty"`
Config map[string]string `json:"config,omitempty"`
Pools []AddonNodePoolsConfig `json:"pools,omitempty"`
Data string `json:"data,omitempty"`
}
// KubernetesConfig contains the Kubernetes config structure, containing
// Kubernetes specific configuration
type KubernetesConfig struct {
KubernetesImageBase string `json:"kubernetesImageBase,omitempty"`
MCRKubernetesImageBase string `json:"mcrKubernetesImageBase,omitempty"`
ClusterSubnet string `json:"clusterSubnet,omitempty"`
NetworkPolicy string `json:"networkPolicy,omitempty"`
NetworkPlugin string `json:"networkPlugin,omitempty"`
NetworkMode string `json:"networkMode,omitempty"`
ContainerRuntime string `json:"containerRuntime,omitempty"`
MaxPods int `json:"maxPods,omitempty"`
DockerBridgeSubnet string `json:"dockerBridgeSubnet,omitempty"`
DNSServiceIP string `json:"dnsServiceIP,omitempty"`
ServiceCIDR string `json:"serviceCidr,omitempty"`
UseManagedIdentity bool `json:"useManagedIdentity,omitempty"`
UserAssignedID string `json:"userAssignedID,omitempty"`
UserAssignedClientID string `json:"userAssignedClientID,omitempty"` //Note: cannot be provided in config. Used *only* for transferring this to azure.json.
CustomHyperkubeImage string `json:"customHyperkubeImage,omitempty"`
CustomKubeProxyImage string `json:"customKubeProxyImage,omitempty"`
CustomKubeBinaryURL string `json:"customKubeBinaryURL,omitempty"`
MobyVersion string `json:"mobyVersion,omitempty"`
ContainerdVersion string `json:"containerdVersion,omitempty"`
WindowsNodeBinariesURL string `json:"windowsNodeBinariesURL,omitempty"`
WindowsContainerdURL string `json:"windowsContainerdURL,omitempty"`
WindowsSdnPluginURL string `json:"windowsSdnPluginURL,omitempty"`
UseInstanceMetadata *bool `json:"useInstanceMetadata,omitempty"`
EnableRbac *bool `json:"enableRbac,omitempty"`
EnableSecureKubelet *bool `json:"enableSecureKubelet,omitempty"`
PrivateCluster *PrivateCluster `json:"privateCluster,omitempty"`
GCHighThreshold int `json:"gchighthreshold,omitempty"`
GCLowThreshold int `json:"gclowthreshold,omitempty"`
EnableEncryptionWithExternalKms *bool `json:"enableEncryptionWithExternalKms,omitempty"`
Addons []KubernetesAddon `json:"addons,omitempty"`
ContainerRuntimeConfig map[string]string `json:"containerRuntimeConfig,omitempty"`
ControllerManagerConfig map[string]string `json:"controllerManagerConfig,omitempty"`
SchedulerConfig map[string]string `json:"schedulerConfig,omitempty"`
CloudProviderBackoffMode string `json:"cloudProviderBackoffMode"`
CloudProviderBackoff *bool `json:"cloudProviderBackoff,omitempty"`
CloudProviderBackoffRetries int `json:"cloudProviderBackoffRetries,omitempty"`
CloudProviderBackoffJitter float64 `json:"cloudProviderBackoffJitter,omitempty"`
CloudProviderBackoffDuration int `json:"cloudProviderBackoffDuration,omitempty"`
CloudProviderBackoffExponent float64 `json:"cloudProviderBackoffExponent,omitempty"`
CloudProviderRateLimit *bool `json:"cloudProviderRateLimit,omitempty"`
CloudProviderRateLimitQPS float64 `json:"cloudProviderRateLimitQPS,omitempty"`
CloudProviderRateLimitQPSWrite float64 `json:"cloudProviderRateLimitQPSWrite,omitempty"`
CloudProviderRateLimitBucket int `json:"cloudProviderRateLimitBucket,omitempty"`
CloudProviderRateLimitBucketWrite int `json:"cloudProviderRateLimitBucketWrite,omitempty"`
CloudProviderDisableOutboundSNAT *bool `json:"cloudProviderDisableOutboundSNAT,omitempty"`
NodeStatusUpdateFrequency string `json:"nodeStatusUpdateFrequency,omitempty"`
LoadBalancerSku string `json:"loadBalancerSku,omitempty"`
ExcludeMasterFromStandardLB *bool `json:"excludeMasterFromStandardLB,omitempty"`
AzureCNIURLLinux string `json:"azureCNIURLLinux,omitempty"`
AzureCNIURLWindows string `json:"azureCNIURLWindows,omitempty"`
MaximumLoadBalancerRuleCount int `json:"maximumLoadBalancerRuleCount,omitempty"`
PrivateAzureRegistryServer string `json:"privateAzureRegistryServer,omitempty"`
}
// CustomFile has source as the full absolute source path to a file and dest
// is the full absolute desired destination path to put the file on a master node
type CustomFile struct {
Source string `json:"source,omitempty"`
Dest string `json:"dest,omitempty"`
}
// OrchestratorProfile contains Orchestrator properties
type OrchestratorProfile struct {
OrchestratorType string `json:"orchestratorType"`
OrchestratorVersion string `json:"orchestratorVersion"`
KubernetesConfig *KubernetesConfig `json:"kubernetesConfig,omitempty"`
}
// ProvisioningState represents the current state of container service resource.
type ProvisioningState string
// CustomKubeletConfig represents custom kubelet configurations for agent pool nodes
type CustomKubeletConfig struct {
CPUManagerPolicy string `json:"cpuManagerPolicy,omitempty"`
CPUCfsQuota *bool `json:"cpuCfsQuota,omitempty"`
CPUCfsQuotaPeriod string `json:"cpuCfsQuotaPeriod,omitempty"`
ImageGcHighThreshold *int32 `json:"imageGcHighThreshold,omitempty"`
ImageGcLowThreshold *int32 `json:"imageGcLowThreshold,omitempty"`
TopologyManagerPolicy string `json:"topologyManagerPolicy,omitempty"`
AllowedUnsafeSysctls *[]string `json:"allowedUnsafeSysctls,omitempty"`
FailSwapOn *bool `json:"failSwapOn,omitempty"`
ContainerLogMaxSizeMB *int32 `json:"containerLogMaxSizeMB,omitempty"`
ContainerLogMaxFiles *int32 `json:"containerLogMaxFiles,omitempty"`
PodMaxPids *int32 `json:"podMaxPids,omitempty"`
}
// CustomLinuxOSConfig represents custom os configurations for agent pool nodes
type CustomLinuxOSConfig struct {
Sysctls *SysctlConfig `json:"sysctls,omitempty"`
TransparentHugePageEnabled string `json:"transparentHugePageEnabled,omitempty"`
TransparentHugePageDefrag string `json:"transparentHugePageDefrag,omitempty"`
SwapFileSizeMB *int32 `json:"swapFileSizeMB,omitempty"`
}
// SysctlConfig represents sysctl configs in customLinuxOsConfig
type SysctlConfig struct {
NetCoreSomaxconn *int32 `json:"netCoreSomaxconn,omitempty"`
NetCoreNetdevMaxBacklog *int32 `json:"netCoreNetdevMaxBacklog,omitempty"`
NetCoreRmemDefault *int32 `json:"netCoreRmemDefault,omitempty"`
NetCoreRmemMax *int32 `json:"netCoreRmemMax,omitempty"`
NetCoreWmemDefault *int32 `json:"netCoreWmemDefault,omitempty"`
NetCoreWmemMax *int32 `json:"netCoreWmemMax,omitempty"`
NetCoreOptmemMax *int32 `json:"netCoreOptmemMax,omitempty"`
NetIpv4TcpMaxSynBacklog *int32 `json:"netIpv4TcpMaxSynBacklog,omitempty"`
NetIpv4TcpMaxTwBuckets *int32 `json:"netIpv4TcpMaxTwBuckets,omitempty"`
NetIpv4TcpFinTimeout *int32 `json:"netIpv4TcpFinTimeout,omitempty"`
NetIpv4TcpKeepaliveTime *int32 `json:"netIpv4TcpKeepaliveTime,omitempty"`
NetIpv4TcpKeepaliveProbes *int32 `json:"netIpv4TcpKeepaliveProbes,omitempty"`
NetIpv4TcpkeepaliveIntvl *int32 `json:"netIpv4TcpkeepaliveIntvl,omitempty"`
NetIpv4TcpTwReuse *bool `json:"netIpv4TcpTwReuse,omitempty"`
NetIpv4IpLocalPortRange string `json:"netIpv4IpLocalPortRange,omitempty"`
NetIpv4NeighDefaultGcThresh1 *int32 `json:"netIpv4NeighDefaultGcThresh1,omitempty"`
NetIpv4NeighDefaultGcThresh2 *int32 `json:"netIpv4NeighDefaultGcThresh2,omitempty"`
NetIpv4NeighDefaultGcThresh3 *int32 `json:"netIpv4NeighDefaultGcThresh3,omitempty"`
NetNetfilterNfConntrackMax *int32 `json:"netNetfilterNfConntrackMax,omitempty"`
NetNetfilterNfConntrackBuckets *int32 `json:"netNetfilterNfConntrackBuckets,omitempty"`
FsInotifyMaxUserWatches *int32 `json:"fsInotifyMaxUserWatches,omitempty"`
FsFileMax *int32 `json:"fsFileMax,omitempty"`
FsAioMaxNr *int32 `json:"fsAioMaxNr,omitempty"`
FsNrOpen *int32 `json:"fsNrOpen,omitempty"`
KernelThreadsMax *int32 `json:"kernelThreadsMax,omitempty"`
VMMaxMapCount *int32 `json:"vmMaxMapCount,omitempty"`
VMSwappiness *int32 `json:"vmSwappiness,omitempty"`
VMVfsCachePressure *int32 `json:"vmVfsCachePressure,omitempty"`
}
// AgentPoolProfile represents an agent pool definition
type AgentPoolProfile struct {
Name string `json:"name"`
VMSize string `json:"vmSize"`
KubeletDiskType KubeletDiskType `json:"kubeletDiskType,omitempty"`
WorkloadRuntime WorkloadRuntime `json:"workloadRuntime,omitempty"`
DNSPrefix string `json:"dnsPrefix,omitempty"`
OSType OSType `json:"osType,omitempty"`
Ports []int `json:"ports,omitempty"`
AvailabilityProfile string `json:"availabilityProfile"`
StorageProfile string `json:"storageProfile,omitempty"`
VnetSubnetID string `json:"vnetSubnetID,omitempty"`
Distro Distro `json:"distro,omitempty"`
CustomNodeLabels map[string]string `json:"customNodeLabels,omitempty"`
PreprovisionExtension *Extension `json:"preProvisionExtension"`
KubernetesConfig *KubernetesConfig `json:"kubernetesConfig,omitempty"`
VnetCidrs []string `json:"vnetCidrs,omitempty"`
WindowsNameVersion string `json:"windowsNameVersion,omitempty"`
CustomKubeletConfig *CustomKubeletConfig `json:"customKubeletConfig,omitempty"`
CustomLinuxOSConfig *CustomLinuxOSConfig `json:"customLinuxOSConfig,omitempty"`
}
// Properties represents the AKS cluster definition
type Properties struct {
ClusterID string
ProvisioningState ProvisioningState `json:"provisioningState,omitempty"`
OrchestratorProfile *OrchestratorProfile `json:"orchestratorProfile,omitempty"`
AgentPoolProfiles []*AgentPoolProfile `json:"agentPoolProfiles,omitempty"`
LinuxProfile *LinuxProfile `json:"linuxProfile,omitempty"`
WindowsProfile *WindowsProfile `json:"windowsProfile,omitempty"`
ExtensionProfiles []*ExtensionProfile `json:"extensionProfiles"`
DiagnosticsProfile *DiagnosticsProfile `json:"diagnosticsProfile,omitempty"`
ServicePrincipalProfile *ServicePrincipalProfile `json:"servicePrincipalProfile,omitempty"`
CertificateProfile *CertificateProfile `json:"certificateProfile,omitempty"`
AADProfile *AADProfile `json:"aadProfile,omitempty"`
CustomProfile *CustomProfile `json:"customProfile,omitempty"`
HostedMasterProfile *HostedMasterProfile `json:"hostedMasterProfile,omitempty"`
AddonProfiles map[string]AddonProfile `json:"addonProfiles,omitempty"`
FeatureFlags *FeatureFlags `json:"featureFlags,omitempty"`
TelemetryProfile *TelemetryProfile `json:"telemetryProfile,omitempty"`
CustomCloudEnv *CustomCloudEnv `json:"customCloudEnv,omitempty"`
}
// ContainerService complies with the ARM model of
// resource definition in a JSON template.
type ContainerService struct {
ID string `json:"id"`
Location string `json:"location"`
Name string `json:"name"`
Plan *ResourcePurchasePlan `json:"plan,omitempty"`
Tags map[string]string `json:"tags"`
Type string `json:"type"`
Properties *Properties `json:"properties,omitempty"`
}
// IsAKSCustomCloud checks if it's in AKS custom cloud
func (cs *ContainerService) IsAKSCustomCloud() bool {
return cs.Properties.CustomCloudEnv != nil &&
strings.EqualFold(cs.Properties.CustomCloudEnv.Name, "akscustom")
}
// GetLocations returns all supported regions.
// If AzurePublicCloud, AzureChinaCloud,AzureGermanCloud or AzureUSGovernmentCloud, GetLocations provides all azure regions in prod.
func (cs *ContainerService) GetLocations() []string {
return helpers.GetAzureLocations()
}
// HasAadProfile returns true if the has aad profile
func (p *Properties) HasAadProfile() bool {
return p.AADProfile != nil
}
// GetCustomCloudName returns name of environment if customCloudProfile is provided, returns empty string if customCloudProfile is empty.
// Because customCloudProfile is empty for deployment is AzurePublicCloud, AzureChinaCloud,AzureGermanCloud,AzureUSGovernmentCloud,
// the return value will be empty string for those clouds
func (p *Properties) GetCustomCloudName() string {
var cloudProfileName string
if p.IsAKSCustomCloud() {
cloudProfileName = p.CustomCloudEnv.Name
}
return cloudProfileName
}
// IsIPMasqAgentDisabled returns true if the ip-masq-agent functionality is disabled
func (p *Properties) IsIPMasqAgentDisabled() bool {
if p.HostedMasterProfile != nil {
return !p.HostedMasterProfile.IPMasqAgent
}
if p.OrchestratorProfile != nil && p.OrchestratorProfile.KubernetesConfig != nil {
return p.OrchestratorProfile.KubernetesConfig.IsIPMasqAgentDisabled()
}
return false
}
// HasWindows returns true if the cluster contains windows
func (p *Properties) HasWindows() bool {
for _, agentPoolProfile := range p.AgentPoolProfiles {
if strings.EqualFold(string(agentPoolProfile.OSType), string(Windows)) {
return true
}
}
return false
}
// IsAKSCustomCloud checks if it's in AKS custom cloud
func (p *Properties) IsAKSCustomCloud() bool {
return p.CustomCloudEnv != nil &&
strings.EqualFold(p.CustomCloudEnv.Name, "akscustom")
}
// IsIPMasqAgentEnabled returns true if the cluster has a hosted master and IpMasqAgent is disabled
func (p *Properties) IsIPMasqAgentEnabled() bool {
if p.HostedMasterProfile != nil {
return p.HostedMasterProfile.IPMasqAgent
}
return p.OrchestratorProfile.KubernetesConfig.IsIPMasqAgentEnabled()
}
// GetClusterID creates a unique 8 string cluster ID.
func (p *Properties) GetClusterID() string {
var mutex = &sync.Mutex{}
if p.ClusterID == "" {
uniqueNameSuffixSize := 8
// the name suffix uniquely identifies the cluster and is generated off a hash
// from the master dns name
h := fnv.New64a()
if p.HostedMasterProfile != nil {
h.Write([]byte(p.HostedMasterProfile.DNSPrefix))
} else if len(p.AgentPoolProfiles) > 0 {
h.Write([]byte(p.AgentPoolProfiles[0].Name))
}
r := rand.New(rand.NewSource(int64(h.Sum64())))
mutex.Lock()
p.ClusterID = fmt.Sprintf("%08d", r.Uint32())[:uniqueNameSuffixSize]
mutex.Unlock()
}
return p.ClusterID
}
// AreAgentProfilesCustomVNET returns true if all of the agent profiles in the clusters are configured with VNET.
func (p *Properties) AreAgentProfilesCustomVNET() bool {
if p.AgentPoolProfiles != nil {
for _, agentPoolProfile := range p.AgentPoolProfiles {
if !agentPoolProfile.IsCustomVNET() {
return false
}
}
return true
}
return false
}
// GetCustomEnvironmentJSON return the JSON format string for custom environment
func (p *Properties) GetCustomEnvironmentJSON(escape bool) (string, error) {
var environmentJSON string
if p.IsAKSCustomCloud() {
// Workaround to set correct name in AzureStackCloud.json
oldName := p.CustomCloudEnv.Name
p.CustomCloudEnv.Name = AzureStackCloud
defer func() {
// Restore p.CustomCloudEnv to old value
p.CustomCloudEnv.Name = oldName
}()
bytes, err := json.Marshal(p.CustomCloudEnv)
if err != nil {
return "", fmt.Errorf("Could not serialize CustomCloudEnv object - %s", err.Error())
}
environmentJSON = string(bytes)
if escape {
environmentJSON = strings.Replace(environmentJSON, "\"", "\\\"", -1)
}
}
return environmentJSON, nil
}
// HasDCSeriesSKU returns whether or not there is an DC series SKU agent pool
func (p *Properties) HasDCSeriesSKU() bool {
for _, profile := range p.AgentPoolProfiles {
if strings.Contains(profile.VMSize, "Standard_DC") {
return true
}
}
return false
}
// K8sOrchestratorName returns the 3 character orchestrator code for kubernetes-based clusters.
func (p *Properties) K8sOrchestratorName() string {
if p.OrchestratorProfile.IsKubernetes() {
if p.HostedMasterProfile != nil {
return DefaultHostedProfileMasterName
}
return DefaultOrchestratorName
}
return ""
}
// IsVHDDistroForAllNodes returns true if all of the agent pools plus masters are running the VHD image
func (p *Properties) IsVHDDistroForAllNodes() bool {
if len(p.AgentPoolProfiles) > 0 {
for _, ap := range p.AgentPoolProfiles {
if !ap.IsVHDDistro() {
return false
}
}
}
return true
}
// GetVMType returns the type of VM "vmss" or "standard" to be passed to the cloud provider
func (p *Properties) GetVMType() string {
if p.HasVMSSAgentPool() {
return VMSSVMType
}
return StandardVMType
}
// HasVMSSAgentPool returns true if the cluster contains Virtual Machine Scale Sets agent pools
func (p *Properties) HasVMSSAgentPool() bool {
for _, agentPoolProfile := range p.AgentPoolProfiles {
if strings.EqualFold(agentPoolProfile.AvailabilityProfile, VirtualMachineScaleSets) {
return true
}
}
return false
}
// GetSubnetName returns the subnet name of the cluster based on its current configuration.
func (p *Properties) GetSubnetName() string {
var subnetName string
if p.AreAgentProfilesCustomVNET() {
subnetName = strings.Split(p.AgentPoolProfiles[0].VnetSubnetID, "/")[DefaultSubnetNameResourceSegmentIndex]
} else {
subnetName = p.K8sOrchestratorName() + "-subnet"
}
return subnetName
}
// GetNSGName returns the name of the network security group of the cluster.
func (p *Properties) GetNSGName() string {
return p.GetResourcePrefix() + "nsg"
}
// GetResourcePrefix returns the prefix to use for naming cluster resources
func (p *Properties) GetResourcePrefix() string {
return p.K8sOrchestratorName() + "-agentpool-" + p.GetClusterID() + "-"
}
// GetVirtualNetworkName returns the virtual network name of the cluster
func (p *Properties) GetVirtualNetworkName() string {
var vnetName string
if p.AreAgentProfilesCustomVNET() {
vnetName = strings.Split(p.AgentPoolProfiles[0].VnetSubnetID, "/")[DefaultVnetNameResourceSegmentIndex]
} else {
vnetName = p.K8sOrchestratorName() + "-vnet-" + p.GetClusterID()
}
return vnetName
}
// GetVNetResourceGroupName returns the virtual network resource group name of the cluster
func (p *Properties) GetVNetResourceGroupName() string {
var vnetResourceGroupName string
if p.AreAgentProfilesCustomVNET() {
vnetResourceGroupName = strings.Split(p.AgentPoolProfiles[0].VnetSubnetID, "/")[DefaultVnetResourceGroupSegmentIndex]
}
return vnetResourceGroupName
}
// GetRouteTableName returns the route table name of the cluster.
func (p *Properties) GetRouteTableName() string {
return p.GetResourcePrefix() + "routetable"
}
// GetPrimaryAvailabilitySetName returns the name of the primary availability set of the cluster
func (p *Properties) GetPrimaryAvailabilitySetName() string {
if len(p.AgentPoolProfiles) > 0 {
if strings.EqualFold(p.AgentPoolProfiles[0].AvailabilityProfile, AvailabilitySet) {
return p.AgentPoolProfiles[0].Name + "-availabilitySet-" + p.GetClusterID()
}
}
return ""
}
// GetKubeProxyFeatureGatesWindowsArguments returns the feature gates string for the kube-proxy arguments in Windows nodes
func (p *Properties) GetKubeProxyFeatureGatesWindowsArguments() string {
featureGates := map[string]bool{}
if p.FeatureFlags.IsFeatureEnabled("EnableIPv6DualStack") {
featureGates["IPv6DualStack"] = true
}
if p.FeatureFlags.IsFeatureEnabled("EnableWinDSR") {
// WinOverlay must be set to false
featureGates["WinDSR"] = true
featureGates["WinOverlay"] = false
}
keys := []string{}
for key := range featureGates {
keys = append(keys, key)
}
sort.Strings(keys)
var buf bytes.Buffer
for _, key := range keys {
buf.WriteString(fmt.Sprintf("\"%s=%t\", ", key, featureGates[key]))
}
return strings.TrimSuffix(buf.String(), ", ")
}
// IsVHDDistro returns true if the distro uses VHD SKUs
func (a *AgentPoolProfile) IsVHDDistro() bool {
return a.Distro.IsVHDDistro()
}
// IsCustomVNET returns true if the customer brought their own VNET
func (a *AgentPoolProfile) IsCustomVNET() bool {
return len(a.VnetSubnetID) > 0
}
// IsWindows returns true if the agent pool is windows
func (a *AgentPoolProfile) IsWindows() bool {
return strings.EqualFold(string(a.OSType), string(Windows))
}
// IsVirtualMachineScaleSets returns true if the agent pool availability profile is VMSS
func (a *AgentPoolProfile) IsVirtualMachineScaleSets() bool {
return strings.EqualFold(a.AvailabilityProfile, VirtualMachineScaleSets)
}
// IsAvailabilitySets returns true if the customer specified disks
func (a *AgentPoolProfile) IsAvailabilitySets() bool {
return strings.EqualFold(a.AvailabilityProfile, AvailabilitySet)
}
// GetKubernetesLabels returns a k8s API-compliant labels string for nodes in this profile
func (a *AgentPoolProfile) GetKubernetesLabels(rg string, deprecated bool, nvidiaEnabled bool, fipsEnabled bool, osSku string) string {
var buf bytes.Buffer
buf.WriteString("kubernetes.azure.com/role=agent")
if deprecated {
buf.WriteString(",node-role.kubernetes.io/agent=")
buf.WriteString(",kubernetes.io/role=agent")
}
buf.WriteString(fmt.Sprintf(",agentpool=%s", a.Name))
if strings.EqualFold(a.StorageProfile, ManagedDisks) {
storagetier, _ := GetStorageAccountType(a.VMSize)
buf.WriteString(fmt.Sprintf(",storageprofile=managed,storagetier=%s", storagetier))
}
if nvidiaEnabled {
accelerator := "nvidia"
buf.WriteString(fmt.Sprintf(",accelerator=%s", accelerator))
}
if fipsEnabled {
buf.WriteString(",kubernetes.azure.com/fips_enabled=true")
}
if osSku != "" {
buf.WriteString(fmt.Sprintf(",kubernetes.azure.com/os-sku=%s", osSku))
}
buf.WriteString(fmt.Sprintf(",kubernetes.azure.com/cluster=%s", rg))
keys := []string{}
for key := range a.CustomNodeLabels {
keys = append(keys, key)
}
sort.Strings(keys)
for _, key := range keys {
buf.WriteString(fmt.Sprintf(",%s=%s", key, a.CustomNodeLabels[key]))
}
return buf.String()
}
// HasSecrets returns true if the customer specified secrets to install
func (l *LinuxProfile) HasSecrets() bool {
return len(l.Secrets) > 0
}
// HasSearchDomain returns true if the customer specified secrets to install
func (l *LinuxProfile) HasSearchDomain() bool {
if l.CustomSearchDomain != nil {
if l.CustomSearchDomain.Name != "" && l.CustomSearchDomain.RealmPassword != "" && l.CustomSearchDomain.RealmUser != "" {
return true
}
}
return false
}
// IsAzureCNI returns true if Azure CNI network plugin is enabled
func (o *OrchestratorProfile) IsAzureCNI() bool {
if o.KubernetesConfig != nil {
return strings.EqualFold(o.KubernetesConfig.NetworkPlugin, NetworkPluginAzure)
}
return false
}
// IsByoCNI returns true if Byo CNI network plugin is enabled
func (o *OrchestratorProfile) IsByoCNI() bool {
if o.KubernetesConfig != nil {
return strings.EqualFold(o.KubernetesConfig.NetworkPlugin, NetworkPluginByo)
}
return false
}